*{
	padding: 0;
	margin: 0;
	background-color: #000;
}
#perspective{
	/* 设置场景景深：视觉效果更好，相当于深度 */
	perspective: 800px;
	overflow: hidden;
}
#wrap{
	width: 100px;
	height: 100px;
	margin: 200px auto;
	position: relative;
	border: 1px solid pink;
	/* 设置3D场景 */
	transform-style: preserve-3d;
	/* 沿着X,Y轴旋转 */
	transform: rotateX(-20deg) rotateY(0deg);
	
}
#wrap img{
	position: absolute;
}